Data Science and Machine Learning with R - Working with Lists

Data Science and Machine Learning with R - Working with Lists

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial introduces lists in R, highlighting their ability to store multiple data types, including other lists. It explains how lists differ from vectors and matrices, which can only hold one data type. The tutorial covers creating lists, accessing elements, and using the lapply function for functional programming. It also discusses naming list elements for easier access and the importance of understanding list structures to avoid common errors.

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10 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are lists in R and how do they differ from vectors and matrices?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the main advantage of using lists in R.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you create a list in R? Provide an example.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of using double square brackets when accessing elements in a list?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the difference between single quotes and double quotes when working with lists in R.

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What are some potential pitfalls of using lists in R, especially for new programmers?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the 'lapply' function and how does it relate to lists?

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